President Bush's first veto of a bill that would have expanded federal research on embryonic stem cells could affect the state of the research. The NewsHour's health correspondent explains.
President Bush threatened to use his veto power after the Senate reopened debate Monday on a bill to lift restrictions on federal funding for embryonic stem cell research. Two analysts discuss the medical research implications.
Harvard researchers announced Tuesday that they have begun efforts to clone human embryos to create stem cells by using private funding to get around federal funding restrictions.
The use of adult stem cells to treat the body, which would eliminate the ethical dilemma raised by the use of embryonic stem cells, is theoretically appealing. The larger question, however, is can adult stem cells grow into any other…
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